#5198CB#5198CB

#5198CB is a light, moderate cyan. Relative luminance 0.285; OKLCH L 65.5% C 0.105 H 242.0°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#5198CB
RGB	rgb(81, 152, 203)
HSL	hsl(205, 54%, 56%)
HSV	hsv(205, 60%, 80%)
CMYK	cmyk(60.1%, 25.1%, 0%, 20.4%)
CIE-LAB	lab(60.35, -7.05, -32.92)
CIE-LCH	lch(60.35, 33.67, 257.91°)
OKLab	oklab(65.48% -0.0492 -0.0924)
OKLCH	oklch(65.48% 0.105 242)
XYZ	xyz(25.3970, 28.5152, 60.6539)
Luminance	0.2852 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5198CB #CB8451

analogous

#51CBC1 #5198CB #515BCB

triadic

#5198CB #CB5198 #98CB51

tetradic

#5198CB #C151CB #CB8451 #5BCB51

square

#5198CB #C151CB #CB8451 #5BCB51

split-complementary

#5198CB #CB515B #CBC151

monochromatic

#25587C #3379AC #5198CB #80B4D9 #AFD0E7

Accessibility & contrast

On white

3.13

#5198CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.70

#5198CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5198CB

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5198CB	#FFFFFF	#000000	##000000
##5198CB	1.00	3.13	6.70	6.70
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.70	21.00	1.00	1.00
##000000	6.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8198CD

Deuteranopia (green-blind)

#718CCA

Tritanopia (blue-blind)

#00A5A9

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5198cb;
/* rgb */ color: rgb(81, 152, 203);
/* oklch */ color: oklch(65.5% 0.105 242.0);

Tailwind

colors: {
  custom: {
    50: '#8cb6db',
    500: '#5198cb',
    950: '#000000',
  },
}

SCSS

$custom: #5198cb;
$custom-light: #8cb6db;
$custom-dark: #000000;

JSON

{
  "hex": "#5198cb",
  "rgb": {
    "r": 81,
    "g": 152,
    "b": 203
  },
  "hsl": {
    "h": 205.082,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.65483,
    "c": 0.10469,
    "h": 242
  },
  "luminance": 0.28518
}

Semantic roles & 50–950 ramp

primary

#5198CB

secondary

#D5B8A3

accent

#884ADD

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #5198CB

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →